#include <stdio.h>
#include <file1.h>
#include <file2.h>

void main(void)
 { 
	int a , b ;
	a = func1_in_file1(0) ;
	b = func1_in_file2(0) ;
	b += FILE2_TAG ;
	printf("func1_in file 1 2 is %d %d\n" , a, b ) ; 
 }